Home / Standards / GB/T 3656-2022 GB/T 3656-2022 Active Methods of coercivity measurement of magnetic iron and magnetically soft alloy by pulling out procedure 电磁纯铁及软磁合金矫顽力的抛移测量方法 Standard Type GBT ICS 77.040.99 CCS H21 Status 现行 Issue Date 2022-10-14 Implementation 2023-02-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A